The story has been corrected to say that the Nasdaq Biotechnology Index rose 7 percent in February, not 10 percent. We apologize for for the mistake.

NEW YORK (360Dx) — Foundation Medicine, Invitae, Accelerate Diagnostics, and Myriad Genetics each saw their share prices jump more than 20 percent in February to pace the gainers in the 360Dx Index last month.